2842942

Information

• Patent Grant
• 2842942

• References
• Source

• Patent Number

  2,842,942

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1958
  66 years ago

• CPC

  • F17C9/02 - with change of state
  • F17C2203/0391 - by vacuum
  • F17C2203/0629 - Two walls
  • F17C2205/0326 - electrically actuated
  • F17C2221/011 - Oxygen
  • F17C2223/0161 - cryogenic
  • F17C2225/0123 - gaseous
  • F17C2227/0311 - Air heating
  • F17C2227/04 - Methods for emptying or filling
  • F17C2250/043 - Pressure
  • F17C2250/0636 - Flow or movement of content
  • F17C2250/0689 - Methods for controlling or regulating
  • F17C2270/02 - for medical applications

• US Classifications

  • 062 - Refrigeration
  • 165 - Heat exchange